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GenerateTiffForSharingUseCase.kt
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GenerateTiffForSharingUseCase.kt
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package com.example.scanbot.usecases
import androidx.core.net.toFile
import com.example.scanbot.sharing.ISharingDocumentStorage
import com.example.scanbot.sharing.ensureFileExists
import io.scanbot.sdk.persistence.PageFileStorage
import io.scanbot.sdk.tiff.TIFFWriter
import io.scanbot.sdk.tiff.model.TIFFImageWriterParameters
import java.io.File
import javax.inject.Inject
class GenerateTiffForSharingUseCase @Inject constructor(
sharingDocumentStorage: ISharingDocumentStorage,
private val pageFileStorage: PageFileStorage,
private val tiffWriter: TIFFWriter
) : GenerateFilesForSharingUseCase(sharingDocumentStorage) {
override suspend fun generateFilesForDocument(
documentSharingDir: File,
pages: List<String>
): List<File> {
val sharingTiffFile =
documentSharingDir.ensureFileExists().resolve("${documentSharingDir.name}.tiff")
val originalPagesFiles = pages.map { pageId ->
val originalPageUri =
pageFileStorage.getImageURI(pageId, PageFileStorage.PageFileType.DOCUMENT)
originalPageUri.toFile()
}
tiffWriter.writeTIFFFromFiles(
sourceFiles = originalPagesFiles,
targetFile = sharingTiffFile,
sourceFilesEncrypted = false,
parameters = TIFFImageWriterParameters.defaultParametersForBinaryImages()
)
return listOf(sharingTiffFile)
}
}